[PATCH] D75441: [clang-tidy] Add helper base check classes that only run on specific language versions

[Nathan James via Phabricator via cfe-commits]

njames93 created this revision.
njames93 added reviewers: aaron.ballman, gribozavr2, alexfh, lebedev.ri, Eugene.Zelenko.
Herald added subscribers: cfe-commits, xazax.hun.
Herald added a project: clang.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D75441

Files:
  clang-tools-extra/clang-tidy/ClangTidyCheck.h


Index: clang-tools-extra/clang-tidy/ClangTidyCheck.h
===================================================================
--- clang-tools-extra/clang-tidy/ClangTidyCheck.h
+++ clang-tools-extra/clang-tidy/ClangTidyCheck.h
@@ -204,6 +204,39 @@
   const LangOptions &getLangOpts() const { return Context->getLangOpts(); }
 };
 
+/// Helper class for clang-tidy checks that only register when in `Cc mode.
+class CClangTidyCheck : public ClangTidyCheck {
+  using ClangTidyCheck::ClangTidyCheck;
+  bool isLanguageVersionSupported(const LangOptions &LangOpts) const final {
+    return LangOpts.C99;
+  }
+};
+
+/// Helper class for clang-tidy checks that only register when in `c++` mode.
+class CppClangTidyCheck : public ClangTidyCheck {
+  using ClangTidyCheck::ClangTidyCheck;
+  bool isLanguageVersionSupported(const LangOptions &LangOpts) const final {
+    return LangOpts.CPlusPlus;
+  }
+};
+
+/// Helper class for clang-tidy checks that only register when in `c++11` mode.
+class Cpp11ClangTidyCheck : public ClangTidyCheck {
+  using ClangTidyCheck::ClangTidyCheck;
+  bool isLanguageVersionSupported(const LangOptions &LangOpts) const final {
+    return LangOpts.CPlusPlus11;
+  }
+};
+
+/// Helper class for clang-tidy checks that only register when in `Objective-c`
+/// mode.
+class ObjCClangTidyCheck : public ClangTidyCheck {
+  using ClangTidyCheck::ClangTidyCheck;
+  bool isLanguageVersionSupported(const LangOptions &LangOpts) const final {
+    return LangOpts.ObjC;
+  }
+};
+
 } // namespace tidy
 } // namespace clang
 


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